use a_swap rather than old name a_xchg

[oweals/musl.git] / src / thread / pthread_rwlock_rdlock.c

diff --git a/src/thread/pthread_rwlock_rdlock.c b/src/thread/pthread_rwlock_rdlock.c
index 29863507c07453336e4513f6250d9991d2037f9c..0800d21ffd63fba0a97fd81b070a46c5aeb12df1 100644 (file)
--- a/src/thread/pthread_rwlock_rdlock.c
+++ b/src/thread/pthread_rwlock_rdlock.c
@@ -2,7 +2,5 @@
 
 int pthread_rwlock_rdlock(pthread_rwlock_t *rw)
 {
-       while (pthread_rwlock_tryrdlock(rw))
-               __wait(&rw->_rw_wrlock, &rw->_rw_waiters, 1, 0);
-       return 0;
+       return pthread_rwlock_timedrdlock(rw, 0);
 }